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Year 9 Maths   B Stream   5.1/5.2

Number Video Selection
Integers, Decimals, Fractions, Ratios and Rates

  Decimals

• 1 Place Value & Ordering Decimals

• 2 Rounding Decimals

 

 

  Fractions

• 1 Adding Fractions

• 2 Subtracting Fractions

• 3 Multiplying Fractions

• 4 Dividing Fractions

Financial Mathematics

• 1 Percentages to Decimals

• 2 Percentages to Fractions

• 3 Percentage of a Quantity

• 4 Using Percentages to Compare

• 5 Percentage Increase and Decrease

• 6 Profits and Discounts

• 7 Income: Wages and Salaries

• 8 Income: Piecework, Fees and Commissions

• 9 Income: Gross Income and Net Income

• 10 The PAYG Income Tax System

• 11 Simple Interest

• 12 Applications of Simple Interest

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Right-Angled Triangles
Expressions, Equations and Inequalities

• 1 Algebra Terms

• 2 Adding & Subtracting Algebra Terms

• 3 Multiplying Algebra Terms

• 4 Dividing Algebra Terms

• 5 Algebra Using Substitution

• 6 Expanding Algebra Expressions

 

• 1 One Step Equations

• 2 Two Step Equations

• 3 Special Equation Variations

• 4 Equations With Letters on Both Sides

• 5 Fraction Equations

• 6 Checking Equation Solutions

• 7 Simultaneous Equations

 

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  Pythagoras

• 1 Pythagoras' Theorem

• 2 Finding the Hypotenuse

• 3 Finding a Shorter Side

• 4 Test for Right-Angled Triangles

• 5 Pythagorean Triads

• 6 Using Pythagoras to Solve Problems

  Trigonometry

• 1 Naming Sides

• 2 Trigonometry Ratios

• 3 Finding Sides

• 4 Finding Angles

• 5 Angles of Elevation & Depression

• 6 Using Trigonometry to Solve Problems

 

Linear Relationships

• 1 Graphing Lines

• 2 Gradient of a Line Between Two Points

• 3 Introducing y=mx+b

• 4 Sketching Lines Using y=mx+b 

• 5 Sketching Lines Using X & Y Intercepts 
• 6 Sketching Lines From Other Equations

• 7 Horizontal & Vertical Lines

• 8 Distance Between Two Points

• 9 Midpoint Between Two Points

• 10 Parallel Lines

• 11 Points of Intersection

Length, Area, Surface Area and Volume

  Length

• 1 Units of Length  

• 2 Perimeter

• 3 Circumference of a Circle

• 4 Perimeter of a Sector

• 5 Perimeter of Composite Figures

 

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  Area

• 6 Units of Area

• 7 Area of Squares & Rectangles

• 8 Area of a Triangle

• 9 Area of a Parallelogram

• 10 Area of a Rhombus

• 11 Area of a Trapezium

• 12 Area of a Kite

• 13 Area of a Circle

• 14 Area of Composite Figures

 

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  Surface Area

• 15 Surface Area of a Cube

• 16 Surface Area of a Rectangular Prism

• 17 Surface Area of a Triangular Prism

• 18 Surface Area of a Cylinder

 

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  Volume

• 19 Units of Volume

• 20 Volume of a Prism

• 21 Volume of a Cylinder

• 22 Capacity of a Cylinder

 

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Indices
Geometrical Figures

• 1 Index Notation

• 2 Multiplying Indices

• 3 Dividing Indices

• 4 Power Indices

• 5 The Zero Index

• 6 Scientific Notation

• 7 Significant Figures

• 1 Angles in Geometry

• 2 Classifying Angles

• 3 Measuring Angles

• 4 Angles at a Point

• 5 Rules for Parallel Lines

• 6 Solving Geometry Problems

• 7 Convex & Non-Convex Polygons

• 8 Interior Angle Sum of a Polygon

• 9 Angle Size in Regular Polygons

• 10 Exterior Angle Sum of Polygons

• 11 Finding Unknown Angles in Polygons

• 12 Congruent Triangles

• 13 Tests for Congruent Triangles SSS

• 14 Tests for Congruent Triangles SAS

• 15 Tests for Congruent Triangles AAS

• 16 Tests for Congruent Triangles RHS

• 17 Similar Figures & Enlargement

• 18 Using Similarity to Solve Problems

• 19 Tests for Similar Triangles SSS

• 20 Tests for Similar Triangles SAS

• 21 Tests for Similar Triangles AAA

• 22 Tests for Similar Triangles RHS

• 23 Applying Similar Triangles

 

Probability and Single Variable Data Analysis

• 1 Two-Way Tables

• 2 Measures of Location: Mean

• 3 Measures of Location: Median

• 4 Measures of Location: Mode

• 5 Measures of Spread: Range

• 6 Frequency Histograms

• 7 Dot Plots

• 8 Stem-and-Leaf Plots

• 9 Frequency Distribution Tables: Individual Data

• 10 Frequency Distribution Tables: Grouped Data

Time Management

  Time Management

• Time Management Video

• Excel Study Planner

 

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